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Round|Natural|GIA

1.20ct H IF Round Natural Diamond

EX • H/IF • GIA 6545773254

Certificate GIA 6545773254

Diamond specifications and retailer prices

From £2,897 GBP
As of November 6, 2026
Save £3,713 GBP (56%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £6,610 GBP at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural round diamond

This 1.2ct natural round sits in the classic one-carat band, graded H colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 6545773254. Listed at 11 retailers as of November 5, 2026, with prices from £2,897 to £6,610, a £3,713 spread on the same certified stone. NZ Jewellers lists it at £6,610. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
H
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 6545773254
Dimensions6.70 × 6.76 × 4.23 mm
L/W Ratio1.01
Top View
6.70 mm6.76 mm1.20 ctH / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6545773254
Side View
Table 58.0%CrownGirdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: £6,610 GBP|Low: £2,821 GBP|High: £6,810 GBP|Avg: £4,242 GBP
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 4£2,897 GBP
Retailer 8£3,358 GBP
Retailer 10£3,462 GBP
Retailer 3£3,685 GBP
Retailer 11£3,765 GBP
Retailer 6£3,952 GBP
Retailer 9£4,171 GBP
Retailer 2£4,230 GBP
Retailer 5£4,390 GBP
Retailer 7£6,341 GBP
NZ Jewellers£6,610 GBP

40 data points across 11 retailers

11 retailers£2,897 GBP to £6,610 GBP

A
Cheapest Retailer
-
£2,897 GBP
A
Retailer 2
-
£3,358 GBP
View
A
Retailer 3
-
£3,462 GBP
View
B+
Retailer 4
-
£3,685 GBP
View
Final sale: no returns
Retailer 5
-
£3,765 GBP
View
Price last confirmed 11 days ago
B+
Retailer 6
-
£3,952 GBP
View
B+
Retailer 7
-
£4,171 GBP
View
B+
Retailer 8
-
£4,230 GBP
View
B+
Retailer 9
-
£4,390 GBP
View
B
Retailer 10
-
£6,341 GBP
View
Most Expensive
B
NZ Jewellers
94362de7-e48e-4866-8a40-c4d881b94747 · Nov 5
£6,610 GBP
$8,848 USD
View
10 more retailers have this diamond
Prices start from £2,897 GBPSave up to £3,713 GBP

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.20ct Round
£2,897 GBP